Whether it's phone wire used for dial-up and digital subscriber lines (DSL), or the coaxial cables that carry cable modem connections, these connections are a bottleneck between the carrier's big pipes and your bandwidth-starved computer.

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In an analog system, all cameras need to be wired directly back to a central recording system using analog cable (typically RG-59 or RG-6 coaxial).

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TD-LTE is the 4G standard developed for use across China, and it is now being adopted by operators across the globe. lightRadio Metro Radio houses two lightRadio cubes, fully integrated with a directional antennae, allowing it to provide the coverage normally associated with a much bulkier, heavier remote radio unit linked to an external antenna via an RF coaxial cable.

ENGADGET: Alcatel-Lucent's latest lightRadio development aims to spread TD-LTE across China